(31.9)3 + (34.021)² - (16.11)3 -

Select the option that is related to the third number in the same way as the second number is related to the first number.

12 : 60 :: 16 : ?

In how many days can ‘Q’ alone complete the work?

I. P, Q and R together can complete the work in 9`(3)/(13)` days.

There are total 200 students in a school, of which 1/5 are boys. Find the number of girls in the school.

If sin x = 4/5, then Cosecx + Cot X =

The value of λ for which the 2 vectors 2i – j + 2k and 3i + λ j + k are perpendicular is 

Which of the following is equivalent to 

Evaluate

If the sum of the digits of a three digit number is subtracted from that number, then it will always be divisible by